half.h

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//
// Copyright 2016 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_BASE_GF_HALF_H
#define PXR_BASE_GF_HALF_H
 
 
#include "pxr/pxr.h"
#include "pxr/base/gf/ilmbase_half.h"
#include "pxr/base/gf/ilmbase_halfLimits.h"
#include "pxr/base/gf/traits.h"
 
PXR_NAMESPACE_OPEN_SCOPE
 
using GfHalf = pxr_half::half;
 
namespace pxr_half {
    inline size_t hash_value(const half h) { return h.bits(); }
    // Explicitly delete hashing via implicit conversion of half to float
    size_t hash_value(float) = delete;
}
 
template <>
struct GfIsFloatingPoint<GfHalf> : 
    public std::integral_constant<bool, true>{};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
 
#endif // PXR_BASE_GF_HALF_H